Piper CHEROKEE WARRIOR PA-28-151 1995 Maintenance Manual page 548

PIPER CHEROKEE WARRIOR SERVICE MANUAL
United States environmental regulations require use of a
c o llection system when necessary to evacuate refrigerant from
air conditioner.
Check all environmental regulations for your local area before
servicing air conditioning system
TABLE XIV-II. TROUBLESHOOTING AIR CONDITIONING SYSTEM
TROUBLE
Condenser door will not close
when air conditioner switch is
in OFF position.
System does not cool.
Revised: February 28, 1995
NOTE
NOTE
CAUSE
Faulty K-2 relay.
Electrical
Blown fuse in control head.
Open circuit breaker.
Broken or disconnected electri-
cal wire.
Broken or disconnected ground
wire.
Clutch coil burned out or
d i sconnected.
Thermostat sensing element
defective.
Blower motor disconnected or
burned out.motor.
Mechanical
Loose or broken drive belt.
Compressor partially or
c o mpletely locked.
Expansion valve stuck in open
position.
3A13
Island Enterprises
REMEDY
Replace relay.
Replace fuse.
Set circuit breaker.
Check all terminals for loose
connections. Check wiring for
hidden breaks.
Check ground wire is not loose,
broken, or disconnected.
Check current flow to clutch.
Replace if inoperative.
Check thermostat and cabin
comfort control panel.
Check current flow to blower
Repair or replace if inoperative.
Replace drive belts and tighten
to specifications.
Remove compressor. Service or
replace.
Replace expansion valve.
ACCESSORIES AND UTILITIES